M4E1 Complete Lower Receiver w/ MOE SL® Grip & SL Carbine Stock
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Aero Precision
Overview
The M4E1 Complete Lower Receiver from Aero Precision is a fully assembled component designed for the AR-15 platform, featuring a forged construction from 7075-T6 aluminum to ensure strength and durability. It accommodates a multi-caliber setup, making it versatile for various builds, and is equipped with a trigger pin size of .154, which is standard for most AR configurations. This lower receiver is commonly used in builds that prioritize adaptability and performance across a range of calibers.
Specifications
M4E1 Complete Lower Receiver w/ MOE SL® Grip & SL Carbine Stock
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Build history on GunPartPicker
Builders on GunPartPicker first added the Aero Precision M4E1 Complete Lower Receiver w/ MOE SL® Grip & SL Carbine Stock to a build in February 2026.
Updated · from real builds on GunPartPicker
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